Home / 884,651,167.20-1,327,984,520.40-521,350,226.40

Finding the Fourth Proportional to 884,651,167.20, 1,327,984,520.40 and 521,350,226.40

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Solution

The fourth proportional to 884,651,167.20, 1,327,984,520.40 and 521,350,226.40 is: 782,619,247.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,651,167.20 : 1,327,984,520.40 = 521,350,226.40 : x
  2. Step 2: Convert to fraction form
    884,651,167.20/1,327,984,520.40 = 521,350,226.40/x
  3. Step 3: Cross multiply
    884,651,167.20x = 1,327,984,520.40 × 521,350,226.40
  4. Step 4: Simplify right side
    884,651,167.20x = 692,345,030,366,235,392
  5. Step 5: Solve for x
    x = 692,345,030,366,235,392/884,651,167.20
  6. Step 6: Final answer
    x = 782,619,247.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.